What is the cheapest airline that flies from Tamil Nadu to Bihar?

IndiGo is the most popular carrier operating from Tamil Nadu to Bihar

How many flights depart from Tamil Nadu to Bihar on average per week?

3 flights are operational weekly from Tamil Nadu to Bihar as of September 2026. The most popular departure day for this route is Thu, with 33% of flights per week taking off on this day.

When did momondo last update prices for flights from Tamil Nadu to Bihar?

Prices for flights from Tamil Nadu to Bihar are updated daily.

How many operators does momondo search for flights from Tamil Nadu to Bihar?

As of September 2026, there are 2 operators available to choose from for flights from Tamil Nadu to Bihar.

How old do you have to be to fly from Tamil Nadu to Bihar?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tamil Nadu to Bihar.

What documentation or ID do you need to fly to Bihar?

The necessary travel and health documents for your Bihar trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

₹ 7,463 Cheap Flights from Tamil Nadu to Bihar in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tamil Nadu to Bihar

Return

One-way

Direct

Cheap return flights

Enter your travel dates to find the best prices.

11:40 - 14:00MAA Chennai-PAT Patna

2h 20mdirect

14:35 - 17:05PAT Patna-MAA Chennai

2h 30mdirect

₹ 14,642IndiGo

Thu, 18 Feb - Fri, 19 Feb

07:25 - 19:35MAA Chennai-PAT Patna

12h 10m1 stop Bengaluru Intl

20:05 - 08:10PAT Patna-MAA Chennai

12h 05m1 stop Bengaluru Intl

₹ 15,493Air India Express

Tue, 6 Oct - Tue, 13 Oct

11:40 - 14:00MAA Chennai-PAT Patna

2h 20mdirect

14:35 - 17:05PAT Patna-MAA Chennai

2h 30mdirect

₹ 16,343IndiGo

Mon, 2 Nov - Sat, 7 Nov

09:05 - 17:30MAA Chennai-PAT Patna

8h 25m1 stop Hyderabad Rajiv Gandhi Intl

14:35 - 17:05PAT Patna-MAA Chennai

2h 30mdirect

₹ 16,815IndiGo

Wed, 14 Oct - Sat, 14 Nov

09:20 - 18:30MAA Chennai-PAT Patna

9h 10m1 stop New Delhi Indira Gandhi Intl

20:05 - 09:50PAT Patna-MAA Chennai

13h 45m1 stop Bengaluru Intl

₹ 17,004Multiple Airlines

Tue, 29 Sep - Tue, 6 Oct

05:25 - 11:55MAA Chennai-PAT Patna

6h 30m1 stop Kolkata Netaji S. Chandra

14:25 - 17:05PAT Patna-MAA Chennai

2h 40mdirect

₹ 17,004IndiGo

Tue, 6 Oct - Tue, 13 Oct

16:00 - 07:00MAA Chennai-PAT Patna

15h 00m1 stop Mumbai Chhatrapati Shivaji Intl

14:25 - 17:05PAT Patna-MAA Chennai

2h 40mdirect

₹ 17,287Multiple Airlines

Tue, 29 Sep - Tue, 6 Oct

07:10 - 15:35MAA Chennai-PAT Patna

8h 25m1 stop Hyderabad Rajiv Gandhi Intl

14:35 - 17:05PAT Patna-MAA Chennai

2h 30mdirect

₹ 17,287IndiGo

Tue, 20 Oct - Tue, 27 Oct

06:30 - 19:35MAA Chennai-PAT Patna

13h 05m1 stop Bengaluru Intl

18:05 - 23:50PAT Patna-MAA Chennai

5h 45m1 stop Hyderabad Rajiv Gandhi Intl

₹ 17,382Multiple Airlines

Thu, 1 Oct - Thu, 8 Oct

08:55 - 19:35MAA Chennai-PAT Patna

10h 40m1 stop Bengaluru Intl

10:25 - 01:00PAT Patna-MAA Chennai

14h 35m3 stops New Delhi Indira Gandhi Intl Indore Mumbai Chhatrapati Shivaji Intl

₹ 35,992Air India

Sun, 18 Oct - Sun, 25 Oct

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IndiGo flights from Tamil Nadu to Bihar

Our best IndiGo deals on Tamil Nadu to Bihar flight tickets

IndiGo

18 Feb

MAA11:40Chennai

2h 20m

PAT14:00Patna

19 Feb

PAT14:35Patna

2h 30m

MAA17:05Chennai

₹ 14,642

IndiGo

2 Nov

MAA11:40Chennai

2h 20m

PAT14:00Patna

7 Nov

PAT14:35Patna

2h 30m

MAA17:05Chennai

₹ 16,343

IndiGo

14 Oct

MAA09:05Chennai

8h 25m

1 stop

PAT17:30Patna

14 Nov

PAT14:35Patna

2h 30m

MAA17:05Chennai

₹ 16,815

Air India Express flights from Tamil Nadu to Bihar

Our best Air India Express deals on Tamil Nadu to Bihar flight tickets

Air India Express

6 Oct

MAA07:25Chennai

12h 10m

1 stop

PAT19:35Patna

13 Oct

PAT20:05Patna

12h 05m

1 stop

MAA08:10Chennai

₹ 15,493

Air India Express

20 Oct

MAA08:55Chennai

10h 40m

1 stop

PAT19:35Patna

27 Oct

PAT12:40Patna

7h 10m

1 stop

MAA19:50Chennai

₹ 18,327

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Thu 18/2

11:40-14:00

Nonstop2h 20m

Patna

Fri 19/2

14:35-17:05

Nonstop2h 30m

₹ 14,642

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Tue 6/10

07:25-19:35

1 stop12h 10m

Patna

Tue 13/10

20:05-08:10

1 stop12h 05m

₹ 15,493

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Mon 2/11

11:40-14:00

Nonstop2h 20m

Patna

Sat 7/11

14:35-17:05

Nonstop2h 30m

₹ 16,343

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Wed 14/10

09:05-17:30

1 stop8h 25m

Patna

Sat 14/11

14:35-17:05

Nonstop2h 30m

₹ 16,815

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Tue 29/9

09:20-18:30

1 stop9h 10m

Patna

Tue 6/10

20:05-09:50

1 stop13h 45m

₹ 17,004

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Tue 6/10

05:25-11:55

1 stop6h 30m

Patna

Tue 13/10

14:25-17:05

Nonstop2h 40m

₹ 17,004

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Tue 29/9

16:00-07:00

1 stop15h 00m

Patna

Tue 6/10

14:25-17:05

Nonstop2h 40m

₹ 17,287

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Tue 20/10

07:10-15:35

1 stop8h 25m

Patna

Tue 27/10

14:35-17:05

Nonstop2h 30m

₹ 17,287

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Thu 1/10

06:30-19:35

1 stop13h 05m

Patna

Thu 8/10

18:05-23:50

1 stop5h 45m

₹ 17,382

ChennaiPatna

MAA Chennai - PAT Patna

MAAPAT

Chennai

Sun 18/10

08:55-19:35

1 stop10h 40m

Patna

Sun 25/10

10:25-01:00

3 stops14h 35m

₹ 35,992

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tamil Nadu to Bihar

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Bihar?

The cheapest month to fly to Bihar from Tamil Nadu is in September. Flight prices, which tend to average around ₹ 12,375, are often lower during this time because this is during the off-season. If you aren’t able to travel to Bihar during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of ₹ 12,659.

What is the cheapest day to depart on your flight to Bihar?

Our data shows that Thursday is the least expensive day to fly to Bihar. Tickets to fly out on this day can be as low as ₹ 13,752. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Bihar on Monday is ₹ 20,423.

What is the cheapest Tamil Nadu to Bihar flight route?

Fly from Tiruchirappalli Civil to Patna for the best Tamil Nadu - Bihar flight prices

What cabin class options are available on Tamil Nadu to Bihar flights?

There is only 1 cabin class available to choose from on Tamil Nadu to Bihar flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Tamil Nadu to Bihar flights?

You could potentially save up to 20% on your flight if you consider stops on a Tamil Nadu to Bihar flight.

Cheap Tamil Nadu to Bihar flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tamil Nadu to Bihar

Best price found	₹ 7,463
Fastest flight time	2h 20m
Direct flights	Every day
Airports in Bihar	5 airports

The best one-way flight to Bihar from Tamil Nadu in the past 72 hours is ₹ 7,463. The best return flight deal from Tamil Nadu to Bihar found on momondo in the last 72 hours is ₹ 14,642.

The fastest flight from Tamil Nadu to Bihar takes 2h 20m

Direct flights go from Tamil Nadu to Bihar every day.

There are 5 airports in Bihar. From Tamil Nadu there are direct flights to Patna (PAT).

Search flight deals

Frequently asked questions about flying from Tamil Nadu to Bihar

When did momondo last update prices for flights from Tamil Nadu to Bihar?
Prices for flights from Tamil Nadu to Bihar are updated daily.
How many operators does momondo search for flights from Tamil Nadu to Bihar?
As of September 2026, there are 2 operators available to choose from for flights from Tamil Nadu to Bihar.
How old do you have to be to fly from Tamil Nadu to Bihar?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tamil Nadu to Bihar.
What documentation or ID do you need to fly to Bihar?
The necessary travel and health documents for your Bihar trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Tamil Nadu to Bihar?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Tamil Nadu to Bihar is Airbus A320neo (48.48% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (15.15%), Airbus A320-100/200 (9.09%), and Airbus A321-100/200 (6.06%).

Best airlines flying from Tamil Nadu to Bihar

Compare and see reviews for airlines that fly from Tamil Nadu to Bihar with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom ₹ 6,884	Free Cancellation	Rating 5.5 2,939 reviews		Search Air India flights
IndiGo	PriceFrom ₹ 11,900	Free Cancellation	Rating 6.8 582 reviews		Search IndiGo flights

Why use momondo?

Why should I use momondo to find a flight deal from Tamil Nadu to Bihar?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Tamil Nadu to Bihar. momondo saves you time and could save you money on your trip.

Can I find flights from Tamil Nadu to Bihar with flexible booking policies on momondo?

Flights from Tamil Nadu to Bihar with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Tamil Nadu to Bihar?

momondo provides multiple filters to help you find the best flight to Bihar from Tamil Nadu. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Tamil Nadu to Bihar right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Tamil Nadu to Bihar flights. All you need is a valid email address and we will do the rest; it is that quick and easy.